170
Chapter 6 Using GIS for Spatial Analysis
4. The field with a year 2005 population figure is POP2005.
5. Click on Execute when the query is ready.
Question 6.6 How many states had a year 2005 population of greater than
2,000,000 persons?
6. Bring up the Buffer tool to create a 1-foot buffer around the selected
states. Also, use the buffer to select cities that fall within the buffer
zone.
(Source: Esri® ArcGIS ArcExplorer graphical user interface Copyright © Esri.)
(Source: Esri® ArcGIS ArcExplorer graphical user interface Copyright © Esri.)
7. The reasoning here is that by creating a buffer of a minimum size, it will
select all cities within the polygons and only anything else that would
be within 1 foot of the buffer’s edges (which should be no other cities
outside of the selected states).
8. Click Apply when the settings are correct and then click OK to close the
dialog box.
9. Answer Question 6.7 (this may involve examining and sorting the cities’
attribute table).
Chapter 6 Using GIS for Spatial Analysis
4. The field with a year 2005 population figure is POP2005.
5. Click on Execute when the query is ready.
Question 6.6 How many states had a year 2005 population of greater than
2,000,000 persons?
6. Bring up the Buffer tool to create a 1-foot buffer around the selected
states. Also, use the buffer to select cities that fall within the buffer
zone.
(Source: Esri® ArcGIS ArcExplorer graphical user interface Copyright © Esri.)
(Source: Esri® ArcGIS ArcExplorer graphical user interface Copyright © Esri.)
7. The reasoning here is that by creating a buffer of a minimum size, it will
select all cities within the polygons and only anything else that would
be within 1 foot of the buffer’s edges (which should be no other cities
outside of the selected states).
8. Click Apply when the settings are correct and then click OK to close the
dialog box.
9. Answer Question 6.7 (this may involve examining and sorting the cities’
attribute table).